EMERGENCY BRAKE VALVE
This task covers:
Tool kit SC4940-97-CL-E12
· Whenever the emergency brake valve is removed and installed for any reason, a stationary
locomotive airbrake test (para 2-9) must be performed to check that the emergency brake valve
functions properly in the brake equipment arrangement. Failure to perform-test may result in injury
· Make sure air is drained before removal of the emergency brake valve. Residual air may escape
and cause injury to personnel.
When removing or repairing brake valves or components, check air lines and pipes for corrosion,
breaks, splits, or loose connections. Repair of air lines and piping consists of replacing defective
pipes, lines, and connections. Refer to TM 55-2210- 224-24P for identification of piping.
Remove two locknuts (1) and bolts (2).
Remove emergency brake valve (3) with exhaust pipe assembly (4) from cab floor.
Remove gasket (5) from pipe flange (6).
Remove pipe (7), elbow (8), nipple (9), elbow (10), and nipple (11).